CN104285340A - Coaxial cable having end terminal and method of manufacturing same - Google Patents

Coaxial cable having end terminal and method of manufacturing same Download PDF

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Publication number
CN104285340A
CN104285340A CN201380023384.2A CN201380023384A CN104285340A CN 104285340 A CN104285340 A CN 104285340A CN 201380023384 A CN201380023384 A CN 201380023384A CN 104285340 A CN104285340 A CN 104285340A
Authority
CN
China
Prior art keywords
twisted wire
coaxial cable
wire
terminal
insulator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201380023384.2A
Other languages
Chinese (zh)
Inventor
加藤元
远峰和洋
宫岛贵晃
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yazaki Corp
Original Assignee
Yazaki Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yazaki Corp filed Critical Yazaki Corp
Publication of CN104285340A publication Critical patent/CN104285340A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/03Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
    • H01R9/05Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections for coaxial cables
    • H01R9/0518Connection to outer conductor by crimping or by crimping ferrule
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/04Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
    • H01R43/048Crimping apparatus or processes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49002Electrical device making
    • Y10T29/49117Conductor or circuit manufacturing
    • Y10T29/49123Co-axial cable

Abstract

A method of manufacturing a coaxial cable having an end terminal includes exposing one end portions of twisted wires from a coaxial cable having an inner conductor, an inner insulator wrapping a periphery of the inner conductor, a plurality of twisted wires spirally wound onto an outer periphery of the inner insulator and an outer insulator wrapping a periphery of the twisted wires; radially unfolding the one end portions of the twisted wires, fitting the one end portions of the twisted wires between an inner cylindrical end terminal having a cylindrical shape and an annular ring, and caulking the ring to connect the one end portions of the twisted wires to the annular ring.

Description

There is coaxial cable and the manufacture method thereof of terminal
Technical field
The present invention relates to a kind of coaxial cable and the manufacture method thereof with terminal.
Background technology
When coaxial cable being connected to mating terminals (being abbreviated as terminal hereinafter), end-o f-pipe-control is carried out to coaxial cable.Such as, coaxial cable can be configured so that: interior insulator is wound around around inner wire, and the litzendraht wire as outer conductor is wound around around interior insulator, and outer insulator is wound around around litzendraht wire.When carrying out the end-o f-pipe-control of coaxial cable, peel off one end of outer insulator to expose the end of outer conductor, and the one end of peeling off interior insulator is to expose the end of inner wire.
Patent documentation 1 discloses a kind of method coaxial cable (shielding wire) being connected to the terminal with tubular.In coaxial cable in the hole being inserted into terminal, the tubular end face of the litzendraht wire exposed from terminal is folded into the periphery of terminal, and cyclic loop is fitted on folding litzendraht wire.Then, joint filling is carried out to this lasso, litzendraht wire to be crimped onto the periphery of terminal, coaxial cable is electrically connected with terminal.
According to the shielding wire of patent documentation 1, outer conductor is by by being woven into netted by wire, litzendraht wire that is that formed is formed.Among coaxial cable, there is the periphery spiral wound of multiple electric wire along interior insulator to replace the coaxial cable of litzendraht wire.Electric wire is twisted into the harness that helical form forms multiple electric wire (hereinafter referred to as twisted wire) thus respectively, thus forms outer conductor.Twisted wire is arranged side by side along the periphery of interior insulator in the circumferential.
The coaxial cable be made up of multiple twisted wire about outer conductor and the method for attachment of terminal, such as, can consider the method shown in Fig. 2.
First, as shown in Figure 2 A, preparation has the coaxial cable 51 of the end of process.In this coaxial cable 51, inner wire 53, interior insulator 55 and outer conductor 55 (twisted wire 57) exposes from the end side of coaxial cable 51 successively.Then, as shown in Figure 2 B, by the radial expansion in end of twisted wire 57 of exposing, and the terminal 59 of the tubular installed by the end side from coaxial cable 51 is positioned at the inner side of twisted wire 57.
Then, as shown in Figure 2 C, make the cyclic loop 61 be installed in advance on coaxial cable 51 slide into end side, make this lasso be mounted to be wound around terminal 59 while the periphery pressing twisted wire 57 along terminal 59.Thus twisted wire 57 is plugged between the periphery of terminal 59 and the inner circumferential of lasso 61.Finally, as shown in Figure 2 D, from the periphery of lasso 61, joint filling being carried out to lasso 61, twisted wire being planted and by being pressed between terminal 59 and lasso 61.
Reference listing
Patent documentation
Patent documentation 1:JP-A-2002-218622
Summary of the invention
Technical problem
But the twisted wire exposed from the end of coaxial cable is that helical form is stranded.Therefore, as shown in figs.3 a and 3b, when radial expansion twisted wire 57, each twisted wire 57 is at the stranded situation downward-extension of helical form.Therefore, when this lasso chimeric is to be wound around the harness of twisted wire 57 of radial expansion, because the bearing of trend of twisted wire is different mutually with the chimeric direction of lasso, so twisted wire 57 may overlap each other in the inner side of lasso, as shown in Figure 4.When twisted wire overlaps each other, the mosaic of lasso worsens.Further, the sectional area of the connecting portion of terminal and coaxial cable becomes heterogeneity in the circumferential, and resistance may be increased.
The object of the invention is to prevent the twisted wire when connecting terminals being received the end of coaxial cable from overlapping each other.
The scheme of dealing with problems
(1) according to an aspect of the present invention, a kind of manufacture method with the coaxial cable of terminal comprises: twisted wire end is exposed from coaxial cable, and described coaxial cable has: inner wire; Interior insulator, this interior insulator is wound around around described inner wire; Multiple twisted wire, the plurality of twisted wire spiral wound is on the periphery of described interior insulator; And outer insulator, this outer insulator is wound around around described twisted wire; A described end of the described twisted wire of radial expansion; Being entrenched in a described end of described twisted wire has between the inner core terminal of tubular and cyclic loop; And joint filling is carried out to described lasso, so that a described end of described twisted wire is connected to described cyclic loop.In described deployment step, while utilizing fixture to press the root of the exposed portion of a described end of described twisted wire, described coaxial cable is rotated around the axle of described coaxial cable on the rightabout of the direction of lay of described twisted wire, or the described axle of described fixture around described coaxial cable on the described direction of lay of described twisted wire is rotated, to correct the twisted state of the described twisted wire exposed.
Like this, while the root of the exposed portion of pressing twisted wire, any one making in coaxial cable and fixture rotates in a predetermined direction.Therefore, it is possible to correct the twisted state of twisted wire while the harness of radial expansion twisted wire.Thus, when chimeric lasso, can prevent due to the deviation between the bearing of trend of twisted wire and lasso installation direction and the position deviation of the twisted wire caused.Therefore, it is possible to prevent twisted wire from overlapping each other.
(2) according to another aspect of the present invention, a kind of coaxial cable with terminal comprises: coaxial cable, and this coaxial cable has: inner wire; Interior insulator, this interior insulator is wound around around described inner wire; Multiple twisted wire, the plurality of twisted wire spiral wound is on the periphery of described interior insulator; And outer insulator, this outer insulator is wound around around described twisted wire, and an end of described twisted wire is exposed; Inner core terminal, this inner core terminal has tubular, and this inner core terminal is arranged in the inner side place of the described twisted wire exposed; Cyclic loop, to this cyclic loop carries out joint filling under the state being wound around a described end of the described twisted wire be arranged on the periphery of described inner core terminal at described cyclic loop.Change into releasing orientation and under the state axially extended of the line unclamped at described coaxial cable in the twisted state of described twisted wire, described twisted wire is fitted and by being pressed between described inner core terminal and described lasso.
Have in the coaxial cable of terminal what construct as mentioned above, twisted wire is arranged when not overlapping each other.Thus the sectional area of the connecting portion of coaxial cable and terminal becomes homogeneous in the circumferential, make it possible to suppress resistance to increase.
The beneficial effect of the invention
According to the present invention, when connecting terminals being received the end of coaxial cable, can prevent twisted wire from overlapping each other.
Accompanying drawing explanation
Figure 1A to 1F illustrates the method with the coaxial cable of terminal of assembling according to illustrative embodiment of the present invention.
Fig. 2 A to 2D illustrates the method with the coaxial cable of terminal of assembling according to prior art.
Fig. 3 A and 3B illustrates the state of the twisted wire when launching twisted wire according to prior art.
Fig. 4 illustrates the state that twisted wire overlaps each other in the inner side of lasso.
List of reference signs
1: coaxial cable
3: inner wire (heart yearn)
5: interior insulator
7: outer conductor
9: outer insulator
11: twisted wire
13: terminal
19: inner cylinder portion
21: lasso
23: the coaxial cable with terminal
Embodiment
Hereinafter, the illustrative embodiment with the coaxial cable of terminal of the present invention will be described with reference to the drawings.Figure 1A to 1F illustrates the structure (Fig. 1 F) with the coaxial cable of terminal and the manufacture method (Figure 1A to 1F) thereof of this illustrative embodiment.Meanwhile, in Figure 1B to 1F, the reference number shown in Figure 1A is omitted.
As shown in Figure 1A to 1F, the coaxial cable 1 used in this illustrative embodiment comprises: inner wire (heart yearn) 3; Interior insulator 5, this interior insulator 5 extends in the vertical while being wound around around inner wire 3; Outer conductor 7, this outer conductor 7 in winding around insulator 5 while extend in the vertical; And outer insulator 9 (sheath), this outer insulator 9 extends in the vertical while being wound around around outer conductor 7.
Outer conductor 7 is wound in spiral helicine multiple twisted wire 11 by the periphery along interior insulator 5 and forms.In this illustrative embodiment, twisted wire 11 is arranged in a side-by row along the periphery of interior insulator 5 in the circumferential very close to each otherly.Meanwhile, as shown in Figure 1A, when from the viewing of the arrow A direction of the axle along inner wire 3, twisted wire 11 in the clockwise direction spiral wound on the periphery of interior insulator 5.
In order to coaxial cable 1 is connected to terminal 13, end-o f-pipe-control is carried out to the end of coaxial cable.That is, peel off one end of outer insulator 9 to expose the end of outer conductor 7, and the one end of peeling off interior insulator 5 is to expose the end of inner wire 3.As shown in Figure 1A, in the coaxial cable 1 of end with process, inner wire 3, interior insulator 5 and outer conductor 7 expose from the end of coaxial cable 1 successively.In this illustrative embodiment, the outer conductor 7 with the coaxial cable 1 of the end of process is connected to terminal 13.
As shown in figure ip, terminal 13 comprises: terminal body 15, and this terminal body 15 has tabular; Manhole 17, this manhole 17 is formed in one end place of terminal body 15; With inner cylinder portion 19, this inner cylinder portion 19 protrudes from the periphery of through hole 17 has tubular.Through hole 17 and inner cylinder portion 19 have respectively to expose from the end of coaxial cable 1 in insulator 5 internal diameter (aperture) that can insert.Further, inner cylinder portion 19 has the external diameter larger than the external diameter of outer insulator 9.
Cyclic loop 21 is installed on coaxial cable 1, makes cyclic loop 21 be wound around outer insulator 9.Lasso 21 has the internal diameter larger than the external diameter of the outer insulator 9 of coaxial cable 1, and is mounted to lasso 21 can be slided along the outer insulator 9 of coaxial cable 1.
Below, method terminal 13 being connected to coaxial cable 1 is described.First, as shown in Figure 1A, lasso 21 through the coaxial cable 1 of end-o f-pipe-control, and is fitted on coaxial cable 1 by preparation.
Subsequently, radial expansion twisted wire 11, to be positioned at the inner side of twisted wire 11 by the inner cylinder portion 19 of terminal 13.Now, when only radial expansion twisted wire 11, twisted wire helical form is stranded, and make when chimeric lasso 21, twisted wire 11 may overlap each other, (see Fig. 4) as described below.
Therefore, in this illustrative embodiment, as shown in Figure 1B, passing through to use special fixture from arrow B, C direction (such as, the position of 180 ° of phase differences) in a predetermined direction with while the root of the exposed portion of predetermined power pressing twisted wire 11, coaxial cable 1 is rotated on the arrow D direction contrary with the direction of lay of twisted wire 11 at a predetermined velocity around the axle of coaxial cable 1.Can while axial support coaxial cable 1, machinery be utilized to carry out rotation process.
As a result, as shown in Figure 1 C, the harness of twisted wire 11 around the radial expansion of axle of coaxial cable 1, and has also corrected the twisted state of twisted wire 11.That is, can by suitably adjusting the pressing direction of such as fixture and pressing force, the condition of rotary speed etc. of coaxial cable 1 eliminates the helical form twisted state of twisted wire 11.
Then, as shown in figure ip, the inner cylinder portion 19 of terminal 13 is fitted to coaxial cable 1 from the end of coaxial cable 1 in the direction of arrowe, and the inner cylinder portion 19 of terminal 13 is positioned at the inner side of the twisted wire 11 of radial expansion.Now, the inner circumferential of inner cylinder portion 19 is arranged in the position of insulator 5 in coaxial cable 1.
Then, as referring to figure 1e, lasso 21 is slided along coaxial cable 1 in the direction of arrowf, press nested circle 21 to be wound around twisted wire 11, and thus lasso 21 is fitted in inner cylinder portion 19.
Here, owing to being fitted together to lasso 21, so twisted wire 11 is out of shape, make the periphery along inner cylinder portion 19 press embedding twisted wire 11.But, owing to having corrected twisted state, so eliminate the deviation between the chimeric direction of lasso 21 and the bearing of trend of twisted wire 11.Therefore, lasso 21 is utilized to press down embedding twisted wire 11 not causing the situation of torsion.That is, twisted wire 11 is placed in the inner side of lasso 21 when axially the extending of coaxial cable 1, and does not overlap each other.
Under the state that twisted wire 11 is plugged between the inner circumferential of lasso 21 and the periphery of inner cylinder portion 19, joint filling being carried out to lasso 21, as shown in fig. 1f, twisted wire 11 being planted and by being pressed between lasso 21 and inner cylinder portion 19.Thus, obtain the coaxial cable 23 with terminal that coaxial cable 1 is electrically connected mutually with terminal 13.
In the coaxial cable 23 with terminal manufactured in this illustrative embodiment, being plugged on the axially extension of the twisted wire 11 between lasso 21 and inner cylinder portion 19 at coaxial cable 1, twisted wire 11 being planted when not overlapping each other and by being pressed between lasso 21 and inner cylinder portion 19.Thus, because the sectional area of the connecting portion of terminal and coaxial cable becomes homogeneous, in the circumferential so resistance can be suppressed to increase.
Further, according to the manufacture method with the coaxial cable of terminal of this illustrative embodiment, when launching the harness of twisted wire 11, coaxial cable 1 rotates while fixture being pressed into the twisted wire 11 exposed.Thus, even if when twisted wire 11 is stranded in a predetermined direction, also easily can launches twisted wire and correct the twisted state of twisted wire 11.Thus, such as, can prevent the twisted wire 11 caused due to the deviation between the bearing of trend of twisted wire 11 and the installation direction of lasso 21 when chimeric lasso 21 from overlapping each other.Therefore, it is possible to suppress impedance to increase when installing lasso 21, make it possible to the efficiency of the fitting operation improving lasso 21.
Further, in this illustrative embodiment, when launching the harness of twisted wire 11, while utilizing fixture to press the root of the exposed portion of twisted wire 11, coaxial cable 1 rotates on the rightabout of the direction of lay of twisted wire 11 around the axle of coaxial cable 1.That is, only need the rightabout of the direction of lay making coaxial cable 1 at twisted wire 11 rotates relative to fixture.Replace the method for this illustrative embodiment, even if when while utilizing fixture to press the root of the exposed portion of twisted wire 11, coaxial cable 1 is fixed and fixture rotates around the axle of coaxial cable 1 in the circumference (being clockwise direction when watching from arrow A direction) corresponding with the direction of lay of twisted wire 11 time, also can realize identical effect.
Although specifically described illustrative embodiment of the present invention, above-mentioned illustrative embodiment has been only example, and the invention is not restricted to the structure of above-mentioned illustrative embodiment.Can change the design when not deviating from purport of the present invention, this change is also included within scope of the present invention.
Such as, in above-mentioned illustrative embodiment, when launching the harness of twisted wire 11, fixture is pressed into two positions (positions of 180 ° of phase differences) of the exposed portion of twisted wire 11.But quantity, the fixture interval etc. that arranges in the circumferential of the fixture of pressing twisted wire 11 are not limited thereto, and can suitably change.
The Japanese patent application No.2012-105448 that the application submitted to based on May 2nd, 2012, the content of this patent application is incorporated to herein by reference.
Industrial applicibility
According to exemplary embodiment, when connecting terminals being received the end of coaxial cable, can prevent twisted wire from overlapping each other.

Claims (2)

1. have a manufacture method for the coaxial cable of terminal, the method comprises:
Twisted wire end is exposed from coaxial cable, and this coaxial cable has: inner wire; Interior insulator, this interior insulator is wound around around described inner wire; Multiple twisted wire, the plurality of twisted wire spiral wound is on the periphery of described interior insulator; And outer insulator, this outer insulator is wound around around described twisted wire;
A described end of the described twisted wire of radial expansion;
Being entrenched in a described end of described twisted wire has between the inner core terminal of tubular and cyclic loop; And
Joint filling is carried out to described lasso, so that a described end of described twisted wire is connected to described cyclic loop,
Wherein, in described deployment step, while utilizing fixture to press the root of the exposed portion of a described end of described twisted wire, described coaxial cable is rotated around the axle of described coaxial cable on the rightabout of the direction of lay of described twisted wire, or the described axle of described fixture around described coaxial cable on the described direction of lay of described twisted wire is rotated, to correct the twisted state of the described twisted wire exposed.
2. there is a coaxial cable for terminal, comprising:
Coaxial cable, this coaxial cable has: inner wire; Interior insulator, this interior insulator is wound around around described inner wire; Multiple twisted wire, the plurality of twisted wire spiral wound is on the periphery of described interior insulator; And outer insulator, this outer insulator is wound around around described twisted wire, and an end of described twisted wire is exposed;
Inner core terminal, this inner core terminal has tubular, and this inner core terminal is arranged in the inner side place of the described twisted wire exposed; And
Cyclic loop, to this cyclic loop carries out joint filling under the state being wound around a described end of the described twisted wire be arranged on the periphery of described inner core terminal at described cyclic loop,
Wherein, releasing orientation is changed into and under the state axially extended of the line unclamped at described coaxial cable, described twisted wire is fitted and is squeezed between described inner core terminal and described lasso in the twisted state of described twisted wire.
CN201380023384.2A 2012-05-02 2013-05-02 Coaxial cable having end terminal and method of manufacturing same Pending CN104285340A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012-105448 2012-05-02
JP2012105448A JP2013236416A (en) 2012-05-02 2012-05-02 Coaxial cable with terminal and manufacturing method therefor
PCT/JP2013/063226 WO2013165024A1 (en) 2012-05-02 2013-05-02 Coaxial cable having end terminal and method of manufacturing the same

Publications (1)

Publication Number Publication Date
CN104285340A true CN104285340A (en) 2015-01-14

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CN201380023384.2A Pending CN104285340A (en) 2012-05-02 2013-05-02 Coaxial cable having end terminal and method of manufacturing same

Country Status (5)

Country Link
US (1) US20150107896A1 (en)
EP (1) EP2845270A1 (en)
JP (1) JP2013236416A (en)
CN (1) CN104285340A (en)
WO (1) WO2013165024A1 (en)

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Publication number Priority date Publication date Assignee Title
CN108288769A (en) * 2016-12-20 2018-07-17 矢崎总业株式会社 Terminal compression joint constructs and the connector of tape cable
CN110459362A (en) * 2019-08-23 2019-11-15 深圳市沃尔电力技术有限公司 Coaxial cable and the cable drum collector box for using coaxial cable
CN110518431A (en) * 2018-05-21 2019-11-29 矢崎总业株式会社 Terminal crimping method and terminal crimping structure
CN113573951A (en) * 2019-03-24 2021-10-29 Tvs电机股份有限公司 Vehicle with electric prime mover
CN114641897A (en) * 2020-10-12 2022-06-17 奥林巴斯株式会社 Waveguide connection structure, waveguide connector, waveguide unit, mode converter, imaging device, and endoscope

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JP5945155B2 (en) 2012-05-07 2016-07-05 矢崎総業株式会社 Connection structure of external conductor terminal of electric wire
JP6290957B2 (en) * 2016-03-18 2018-03-07 矢崎総業株式会社 Shield terminal connection structure
CN110635260B (en) * 2019-09-30 2021-03-02 国网河南省电力公司登封市供电公司 Coaxial cable connection device and method of use
JP2023122883A (en) * 2022-02-24 2023-09-05 住友電装株式会社 Shield wire and manufacturing device for the same

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108288769A (en) * 2016-12-20 2018-07-17 矢崎总业株式会社 Terminal compression joint constructs and the connector of tape cable
CN108288769B (en) * 2016-12-20 2019-12-10 矢崎总业株式会社 terminal crimping structure and connector with cable
CN110518431A (en) * 2018-05-21 2019-11-29 矢崎总业株式会社 Terminal crimping method and terminal crimping structure
CN110518431B (en) * 2018-05-21 2021-02-19 矢崎总业株式会社 Terminal crimping method and terminal crimping structure
CN113573951A (en) * 2019-03-24 2021-10-29 Tvs电机股份有限公司 Vehicle with electric prime mover
CN110459362A (en) * 2019-08-23 2019-11-15 深圳市沃尔电力技术有限公司 Coaxial cable and the cable drum collector box for using coaxial cable
CN114641897A (en) * 2020-10-12 2022-06-17 奥林巴斯株式会社 Waveguide connection structure, waveguide connector, waveguide unit, mode converter, imaging device, and endoscope

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JP2013236416A (en) 2013-11-21
US20150107896A1 (en) 2015-04-23
EP2845270A1 (en) 2015-03-11
WO2013165024A1 (en) 2013-11-07

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Application publication date: 20150114